{"instruction": "You are an expert in event argument extraction. Please extract event arguments and their roles from the input that conform to the schema definition, which already includes event trigger words. If an argument does not exist, return NAN or an empty dictionary. Please respond in the format of a JSON string.", "schema": [{"event_type": "patch vulnerability", "arguments": ["patch", "vulnerable system version", "issues addressed", "patch number", "time", "vulnerable system", "common vulnerabilities and exposures", "vulnerability", "supported platform", "releaser"]}], "input": "This particular vulnerability has been found in use and affects Windows 7 and Windows Server 2008 and newer ."}
{"patch vulnerability": []}